The underside and lower front half of a woman's breast(s) leading to, but not passing, the areola and/or nipple.
Those crazy-girl-video commercials show lots of underbooby.
by ill-Gotten August 04, 2008
Type your email address below to get our free Urban Word of the Day every morning!
Emails are sent from firstname.lastname@example.org. We'll never spam you.×